Grace Chien, DNP, FNP-C
NPI 1164262143 · Primary Care Nurse Practitioner · Prescott, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Chien, DNP, FNP-C is a Primary Care Nurse Practitioner provider in Prescott, AZ (NPI 1164262143).
Provider details
- NPI number
- 1164262143
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 226697 (OK)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
2 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
681 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $105 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 61 | $51 |
| Advance Care Planning, First 30 Minutes99497 | 45 | $67 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 45 | $21 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 43 | $16 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 28 | 15 |
| Atorvastatin Calcium | 23 | 17 |
| Lisinopril | 23 | 17 |
| Amlodipine Besylate | 19 | 11 |
| Metformin Hcl | 18 | — |
| Metoprolol Succinate | 17 | 11 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$498 across 28 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 3530 S Val Vista DrGilbert, AZ 85297-7318Phone: (480) 840-9155Fax: (480) 840-9320
Registry dates
- Enumerated
- 2024-05-28
- Last updated
- 2026-02-02
- Certified
- 2026-02-02
Frequently asked questions
- What is Grace Chien's NPI number?
- Grace Chien's National Provider Identifier (NPI) is 1164262143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Chien's specialty?
- Grace Chien is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Grace Chien located?
- Grace Chien's practice location on file with NPPES is 3623 Crossings Dr Ste 206, Prescott, AZ 86305-7101.
- What is Grace Chien's phone number?
- The practice phone number listed in the NPPES registry for Grace Chien is (866) 849-0692.
- Does Grace Chien accept Medicare?
- Grace Chien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Chien's NPI active?
- Yes — Grace Chien's NPI (1164262143) is active in the NPPES registry as of the last update on 2026-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.